diff --git a/pkg/cli/job/common.go b/pkg/cli/job/common.go
index ed1ba0e32f..43fff20759 100644
--- a/pkg/cli/job/common.go
+++ b/pkg/cli/job/common.go
@@ -28,7 +28,7 @@ type commonFlags struct {
 }
 
 func initFlags(cmd *cobra.Command, cf *commonFlags) {
-	cmd.Flags().StringVarP(&cf.SchedulerName, "scheduler", "S", "vn-scheduler", "the scheduler for this job")
+	cmd.Flags().StringVarP(&cf.SchedulerName, "scheduler", "S", "kube-batch", "the scheduler for this job")
 	cmd.Flags().StringVarP(&cf.Master, "master", "s", "", "the address of apiserver")
 
 	if home := homeDir(); home != "" {
diff --git a/pkg/cli/job/delete.go b/pkg/cli/job/delete.go
index f60acd9760..e6f697b500 100644
--- a/pkg/cli/job/delete.go
+++ b/pkg/cli/job/delete.go
@@ -47,6 +47,11 @@ func DeleteJob() error {
 		return err
 	}
 
+	if deleteJobFlags.JobName == "" {
+		err := fmt.Errorf("job name is mandaorty to delete a particular job")
+		return err
+	}
+
 	jobClient := versioned.NewForConfigOrDie(config)
 	err = jobClient.BatchV1alpha1().Jobs(deleteJobFlags.Namespace).Delete(deleteJobFlags.JobName, &metav1.DeleteOptions{})
 	if err != nil {
diff --git a/pkg/cli/job/resume.go b/pkg/cli/job/resume.go
index 54733bd223..d73c1d6dcd 100644
--- a/pkg/cli/job/resume.go
+++ b/pkg/cli/job/resume.go
@@ -16,6 +16,7 @@ limitations under the License.
 package job
 
 import (
+	"fmt"
 	"github.com/spf13/cobra"
 
 	"volcano.sh/volcano/pkg/apis/batch/v1alpha1"
@@ -42,6 +43,10 @@ func ResumeJob() error {
 	if err != nil {
 		return err
 	}
+	if resumeJobFlags.JobName == "" {
+		err := fmt.Errorf("job name is mandaorty to resume a particular job")
+		return err
+	}
 
 	return createJobCommand(config,
 		resumeJobFlags.Namespace, resumeJobFlags.JobName,
diff --git a/pkg/cli/job/suspend.go b/pkg/cli/job/suspend.go
index 85f0d807b0..504cdd2381 100644
--- a/pkg/cli/job/suspend.go
+++ b/pkg/cli/job/suspend.go
@@ -16,6 +16,7 @@ limitations under the License.
 package job
 
 import (
+	"fmt"
 	"github.com/spf13/cobra"
 
 	"volcano.sh/volcano/pkg/apis/batch/v1alpha1"
@@ -43,6 +44,11 @@ func SuspendJob() error {
 		return err
 	}
 
+	if suspendJobFlags.JobName == "" {
+		err := fmt.Errorf("job name is mandaorty to suspend a particular job")
+		return err
+	}
+
 	return createJobCommand(config,
 		suspendJobFlags.Namespace, suspendJobFlags.JobName,
 		v1alpha1.AbortJobAction)
diff --git a/pkg/cli/queue/get.go b/pkg/cli/queue/get.go
index af73b6cf7a..bc5a256bcf 100644
--- a/pkg/cli/queue/get.go
+++ b/pkg/cli/queue/get.go
@@ -52,7 +52,7 @@ func GetQueue() error {
 	}
 
 	if getQueueFlags.Name == "" {
-		err := fmt.Errorf("name is mandaorty to get the partiular queue details")
+		err := fmt.Errorf("name is mandaorty to get the particular queue details")
 		return err
 	}